9970699 has 2 divisors, whose sum is σ = 9970700. Its totient is φ = 9970698.

The previous prime is 9970679. The next prime is 9970703. The reversal of 9970699 is 9960799.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9970699 is a prime.

It is not a weakly prime, because it can be changed into another prime (9970679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4985349 + 4985350.

It is an arithmetic number, because the mean of its divisors is an integer number (4985350).

Almost surely, 2^9970699 is an apocalyptic number.

9970699 is a deficient number, since it is larger than the sum of its proper divisors (1).

9970699 is an equidigital number, since it uses as much as digits as its factorization.

9970699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 275562, while the sum is 49.

The square root of 9970699 is about 3157.6413665899. The cubic root of 9970699 is about 215.2328395110.

The spelling of 9970699 in words is "nine million, nine hundred seventy thousand, six hundred ninety-nine".